Document Type and Number:
Japanese Patent JPS5574443
Kind Code:
U
Application Number:
JP15955178U
Publication Date:
May 22, 1980
Filing Date:
November 20, 1978
Export Citation:
International Classes:
A47B9/00; A47B9/02; A47B27/00; A47B27/14; A47C3/22; (IPC1-7): A47B9/02; A47B27/00; A47C3/22
Domestic Patent References:
| JP53159550A |